the charts 
illustrating
 the changes in Wrong verb form
illustrate
property
 of electrical appliances and contain Add an article
the property
of 
time spent doing house Remove the preposition
apply
busines
 in housekeeper in one state from 1920 to 2019. in Correct your spelling
business
this
 Linking Words
Add a comma
,easy
easy
 Correct your spelling
essay
i
 am going to explain Change the capitalization
I
Linking Words
this
 charts in Correct determiner usage
these
details
.
on the one hand, in 1920 the percentage of households Fix the agreement mistake
detail
in
 Change preposition
with
refrigerator
 was the lowest percentage 0% and Add an article
the refrigerator
vacuum
 cleaner was 30% Add an article
the vacuum
while
 Linking Words
the 
washing machine was Correct article usage
apply
hightest
 Correct your spelling
highest
40
%. during the period Change preposition
at 40
of
 1960 and 1980 Change preposition
between
Fix the agreement mistake
refrigerators
refrigerator
 rich Add a comma
,refrigerator
Correct article usage
the highst
highst
 percentage Correct your spelling
highest
100
% Change preposition
by 100
while
 washing Linking Words
machine
 fall down Fix the agreement mistake
machines
10
% and from 1980 to 2019 slighted going up.
 
Change preposition
by 10
On the other hand
, the number of hours per week was Linking Words
highest
 point in 1920 and Add an article
the highest
slight
 falls down 10% until 1960 and reminds going falling down by 5 % until 2019.Change the word
slightly